Ojbective To probe the relationship between the serum lead of the copper smeltery workers and the occupational exposure.
目的探讨铜冶炼工人血铅与职业性暴露关系。
Atmospheric corrosion of pure copper under sheltered and unsheltered exposure conditions during 1 year period in Shenyang atmosphere is studied.
通过1年的遮雨和未遮雨大气暴露实验，研究了在沈阳大气环境下纯铜的初期腐蚀行为。
Subjects completed a questionnaire regarding their lifetime occupational and recreational exposure to solvents, pesticides, iron, copper and manganese.
此项研究的调查表包括调查研究对象整个生命周期职业和生活中溶剂、杀虫剂、铁、铜和锰的暴露史等。
The paints prepared by using copper acrylic copolymers as binder resin showed good antifouling property after an exposure to marine environment.
由以上丙烯酸铜树脂制得的防污涂料的海上挂板实验表明防污效果良好。
Atmospheric corrosion of pure copper under sheltered and unsheltered exposure condition during 1 year period in Shenyang atmosphere was studied.
通过一年的遮雨和未遮雨大气暴露试验，研究了纯铜在沈阳城市大气环境下的初期腐蚀行为。
F46 Fluoropolymer overjacket over nickeled or tinned copper braid provides additional protection to cable and braid where exposure to organic chemicals or corrosives is expected.
F46氟塑料加强护套，为电热带和金属屏蔽层提供额外的保护，适用于有机化学物和腐蚀性环境。
F46 Fluoropolymer overjacket over nickeled or tinned copper braid provides additional protection to cable and braid where exposure to organic chemicals or corrosives is expected.
F46氟塑料加强护套，为电热带和金属屏蔽层提供额外的保护，适用于有机化学物和腐蚀性环境。
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